(19)

(11)

EP 0 783 737 A1

(12)

(43) Date of publication: 16.07.1997 Bulletin 1997/29 (21) Application number: 96918020.0 (22) Date of filing: 07.06.1996

(51) International Patent Classification (IPC):  G06T 1/ 00( . ) G06T 7/ 00( . ) (86) International application number: PCT/US1996/008683 (87) International publication number: WO 1996/041276 (19.12.1996 Gazette 1997/03)

(84) Designated Contracting States: DE FR (30) Priority: 07.06.1995 US 19950478972 (71) Applicant: E-SYSTEMS INC. Dallas Texas 75240 (US)	(72) Inventors: GIVENS, Fenton, Lynwood Dallas, TX 75238 (US) BOWDEN, Ronald, Lloyd Parker, TX 75002 (US) (74) Representative: UEXKÜLL & STOLBERG  Patentanwälte Beselerstrasse 4 22607 Hamburg 22607 Hamburg (DE)